Britney Spears' little sister Jamie Lynn is enjoying motherhood. Over the weekend, the 21-year-old tweeted some adorable pics of herself and 3-year-old daughter Maddie Briann having fun by the pool. Here is one of the aforementioned images: "#littlegirls #littlemoments" the former Zoey 101 star wrote, linking to a shot of herself and Maddie
enjoying the sun in pink bikinis. And while Jamie Lynn was only 17 when she and then-boyfriend ...